1186121Skmacy/* 2186121Skmacy * Copyright (c) 2004 Luigi Rizzo, Alessandro Cerri. All rights reserved. 3186121Skmacy * Copyright (c) 2004-2008 Qing Li. All rights reserved. 4186121Skmacy * Copyright (c) 2008 Kip Macy. All rights reserved. 5186121Skmacy * 6186121Skmacy * Redistribution and use in source and binary forms, with or without 7186121Skmacy * modification, are permitted provided that the following conditions 8186121Skmacy * are met: 9186121Skmacy * 1. Redistributions of source code must retain the above copyright 10186121Skmacy * notice, this list of conditions and the following disclaimer. 11186121Skmacy * 2. Redistributions in binary form must reproduce the above copyright 12186121Skmacy * notice, this list of conditions and the following disclaimer in the 13186121Skmacy * documentation and/or other materials provided with the distribution. 14186121Skmacy * 15186121Skmacy * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16186121Skmacy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17186121Skmacy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18186121Skmacy * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 19186121Skmacy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20186121Skmacy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21186121Skmacy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22186121Skmacy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23186121Skmacy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24186121Skmacy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25186121Skmacy * SUCH DAMAGE. 26186121Skmacy */ 27186121Skmacy#include <sys/cdefs.h> 28186121Skmacy__FBSDID("$FreeBSD$"); 29186121Skmacy 30205276Sbz#include "opt_ddb.h" 31186121Skmacy#include "opt_inet.h" 32186121Skmacy#include "opt_inet6.h" 33186121Skmacy 34186121Skmacy#include <sys/param.h> 35186121Skmacy#include <sys/systm.h> 36186121Skmacy#include <sys/malloc.h> 37186121Skmacy#include <sys/mbuf.h> 38186121Skmacy#include <sys/syslog.h> 39186121Skmacy#include <sys/sysctl.h> 40186121Skmacy#include <sys/socket.h> 41186121Skmacy#include <sys/kernel.h> 42186121Skmacy#include <sys/lock.h> 43186121Skmacy#include <sys/mutex.h> 44186121Skmacy#include <sys/rwlock.h> 45186121Skmacy 46205276Sbz#ifdef DDB 47205276Sbz#include <ddb/ddb.h> 48205276Sbz#endif 49205276Sbz 50186121Skmacy#include <vm/uma.h> 51186121Skmacy 52186121Skmacy#include <netinet/in.h> 53186121Skmacy#include <net/if_llatbl.h> 54186121Skmacy#include <net/if.h> 55186121Skmacy#include <net/if_dl.h> 56186121Skmacy#include <net/if_var.h> 57186121Skmacy#include <net/route.h> 58196019Srwatson#include <net/vnet.h> 59186121Skmacy#include <netinet/if_ether.h> 60186121Skmacy#include <netinet6/in6_var.h> 61186121Skmacy#include <netinet6/nd6.h> 62186121Skmacy 63186121SkmacyMALLOC_DEFINE(M_LLTABLE, "lltable", "link level address tables"); 64186121Skmacy 65294500Sbzstatic VNET_DEFINE(SLIST_HEAD(, lltable), lltables) = 66294500Sbz SLIST_HEAD_INITIALIZER(lltables); 67197286Szec#define V_lltables VNET(lltables) 68186121Skmacy 69250300Sandrestruct rwlock lltable_rwlock; 70196535SrwatsonRW_SYSINIT(lltable_rwlock, &lltable_rwlock, "lltable_rwlock"); 71196535Srwatson 72186121Skmacy/* 73186121Skmacy * Dump arp state for a specific address family. 74186121Skmacy */ 75186121Skmacyint 76186121Skmacylltable_sysctl_dumparp(int af, struct sysctl_req *wr) 77186121Skmacy{ 78186121Skmacy struct lltable *llt; 79186121Skmacy int error = 0; 80186121Skmacy 81196535Srwatson LLTABLE_RLOCK(); 82197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 83186121Skmacy if (llt->llt_af == af) { 84186121Skmacy error = llt->llt_dump(llt, wr); 85186121Skmacy if (error != 0) 86186121Skmacy goto done; 87186121Skmacy } 88186121Skmacy } 89186121Skmacydone: 90196535Srwatson LLTABLE_RUNLOCK(); 91186121Skmacy return (error); 92186121Skmacy} 93186121Skmacy 94186121Skmacy/* 95186121Skmacy * Deletes an address from the address table. 96186121Skmacy * This function is called by the timer functions 97186121Skmacy * such as arptimer() and nd6_llinfo_timer(), and 98186121Skmacy * the caller does the locking. 99215207Sgnn * 100215207Sgnn * Returns the number of held packets, if any, that were dropped. 101186121Skmacy */ 102215207Sgnnsize_t 103186121Skmacyllentry_free(struct llentry *lle) 104186121Skmacy{ 105215207Sgnn size_t pkts_dropped; 106215207Sgnn struct mbuf *next; 107215207Sgnn 108238990Sglebius IF_AFDATA_WLOCK_ASSERT(lle->lle_tbl->llt_ifp); 109186121Skmacy LLE_WLOCK_ASSERT(lle); 110238990Sglebius 111186121Skmacy LIST_REMOVE(lle, lle_next); 112238990Sglebius lle->la_flags &= ~(LLE_VALID | LLE_LINKED); 113186121Skmacy 114238990Sglebius pkts_dropped = 0; 115215207Sgnn while ((lle->la_numheld > 0) && (lle->la_hold != NULL)) { 116215207Sgnn next = lle->la_hold->m_nextpkt; 117186121Skmacy m_freem(lle->la_hold); 118215207Sgnn lle->la_hold = next; 119215207Sgnn lle->la_numheld--; 120215207Sgnn pkts_dropped++; 121215207Sgnn } 122186121Skmacy 123238945Sglebius KASSERT(lle->la_numheld == 0, 124238945Sglebius ("%s: la_numheld %d > 0, pkts_droped %zd", __func__, 125215207Sgnn lle->la_numheld, pkts_dropped)); 126215207Sgnn 127186121Skmacy LLE_FREE_LOCKED(lle); 128215207Sgnn 129215207Sgnn return (pkts_dropped); 130186121Skmacy} 131186121Skmacy 132191159Skmacy/* 133238989Sglebius * (al)locate an llentry for address dst (equivalent to rtalloc for new-arp). 134191221Skmacy * 135238989Sglebius * If found the llentry * is returned referenced and unlocked. 136191159Skmacy */ 137238989Sglebiusstruct llentry * 138238989Sglebiusllentry_alloc(struct ifnet *ifp, struct lltable *lt, 139238989Sglebius struct sockaddr_storage *dst) 140191154Skmacy{ 141191154Skmacy struct llentry *la; 142191154Skmacy 143238967Sglebius IF_AFDATA_RLOCK(ifp); 144238989Sglebius la = lla_lookup(lt, LLE_EXCLUSIVE, (struct sockaddr *)dst); 145191154Skmacy IF_AFDATA_RUNLOCK(ifp); 146238945Sglebius if ((la == NULL) && 147191154Skmacy (ifp->if_flags & (IFF_NOARP | IFF_STATICARP)) == 0) { 148191154Skmacy IF_AFDATA_WLOCK(ifp); 149238989Sglebius la = lla_lookup(lt, (LLE_CREATE | LLE_EXCLUSIVE), 150191154Skmacy (struct sockaddr *)dst); 151238967Sglebius IF_AFDATA_WUNLOCK(ifp); 152191154Skmacy } 153238989Sglebius 154238989Sglebius if (la != NULL) { 155191154Skmacy LLE_ADDREF(la); 156191154Skmacy LLE_WUNLOCK(la); 157238989Sglebius } 158191154Skmacy 159238989Sglebius return (la); 160191154Skmacy} 161191154Skmacy 162186121Skmacy/* 163186121Skmacy * Free all entries from given table and free itself. 164186121Skmacy */ 165186121Skmacyvoid 166186121Skmacylltable_free(struct lltable *llt) 167186121Skmacy{ 168186121Skmacy struct llentry *lle, *next; 169186121Skmacy int i; 170186121Skmacy 171186121Skmacy KASSERT(llt != NULL, ("%s: llt is NULL", __func__)); 172186121Skmacy 173196535Srwatson LLTABLE_WLOCK(); 174197286Szec SLIST_REMOVE(&V_lltables, llt, lltable, llt_link); 175196535Srwatson LLTABLE_WUNLOCK(); 176186121Skmacy 177238990Sglebius IF_AFDATA_WLOCK(llt->llt_ifp); 178238945Sglebius for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) { 179186121Skmacy LIST_FOREACH_SAFE(lle, &llt->lle_head[i], lle_next, next) { 180186121Skmacy LLE_WLOCK(lle); 181238990Sglebius if (callout_stop(&lle->la_timer)) 182206481Sbz LLE_REMREF(lle); 183186121Skmacy llentry_free(lle); 184186121Skmacy } 185186121Skmacy } 186238990Sglebius IF_AFDATA_WUNLOCK(llt->llt_ifp); 187186121Skmacy 188186121Skmacy free(llt, M_LLTABLE); 189186121Skmacy} 190186121Skmacy 191213929Sbz#if 0 192186121Skmacyvoid 193186121Skmacylltable_drain(int af) 194186121Skmacy{ 195186121Skmacy struct lltable *llt; 196186121Skmacy struct llentry *lle; 197186121Skmacy register int i; 198186121Skmacy 199196535Srwatson LLTABLE_RLOCK(); 200197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 201186121Skmacy if (llt->llt_af != af) 202186121Skmacy continue; 203186121Skmacy 204186121Skmacy for (i=0; i < LLTBL_HASHTBL_SIZE; i++) { 205186121Skmacy LIST_FOREACH(lle, &llt->lle_head[i], lle_next) { 206213929Sbz LLE_WLOCK(lle); 207186121Skmacy if (lle->la_hold) { 208186121Skmacy m_freem(lle->la_hold); 209186121Skmacy lle->la_hold = NULL; 210186121Skmacy } 211213929Sbz LLE_WUNLOCK(lle); 212186121Skmacy } 213186121Skmacy } 214186121Skmacy } 215196535Srwatson LLTABLE_RUNLOCK(); 216186121Skmacy} 217213929Sbz#endif 218186121Skmacy 219192476Sqinglivoid 220222143Sqinglilltable_prefix_free(int af, struct sockaddr *prefix, struct sockaddr *mask, 221238945Sglebius u_int flags) 222192476Sqingli{ 223192476Sqingli struct lltable *llt; 224192476Sqingli 225196535Srwatson LLTABLE_RLOCK(); 226197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 227192476Sqingli if (llt->llt_af != af) 228192476Sqingli continue; 229192476Sqingli 230222143Sqingli llt->llt_prefix_free(llt, prefix, mask, flags); 231192476Sqingli } 232196535Srwatson LLTABLE_RUNLOCK(); 233192476Sqingli} 234192476Sqingli 235192476Sqingli 236192476Sqingli 237186121Skmacy/* 238186121Skmacy * Create a new lltable. 239186121Skmacy */ 240186121Skmacystruct lltable * 241186121Skmacylltable_init(struct ifnet *ifp, int af) 242186121Skmacy{ 243186121Skmacy struct lltable *llt; 244186121Skmacy register int i; 245186121Skmacy 246186121Skmacy llt = malloc(sizeof(struct lltable), M_LLTABLE, M_WAITOK); 247186121Skmacy 248186121Skmacy llt->llt_af = af; 249186121Skmacy llt->llt_ifp = ifp; 250186121Skmacy for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) 251186121Skmacy LIST_INIT(&llt->lle_head[i]); 252186121Skmacy 253196535Srwatson LLTABLE_WLOCK(); 254197286Szec SLIST_INSERT_HEAD(&V_lltables, llt, llt_link); 255196535Srwatson LLTABLE_WUNLOCK(); 256186121Skmacy 257186121Skmacy return (llt); 258186121Skmacy} 259186121Skmacy 260186121Skmacy/* 261186121Skmacy * Called in route_output when adding/deleting a route to an interface. 262186121Skmacy */ 263186121Skmacyint 264186121Skmacylla_rt_output(struct rt_msghdr *rtm, struct rt_addrinfo *info) 265186121Skmacy{ 266186121Skmacy struct sockaddr_dl *dl = 267186121Skmacy (struct sockaddr_dl *)info->rti_info[RTAX_GATEWAY]; 268186121Skmacy struct sockaddr *dst = (struct sockaddr *)info->rti_info[RTAX_DST]; 269186121Skmacy struct ifnet *ifp; 270186121Skmacy struct lltable *llt; 271186121Skmacy struct llentry *lle; 272186121Skmacy u_int laflags = 0, flags = 0; 273186121Skmacy int error = 0; 274186121Skmacy 275246095Sglebius KASSERT(dl != NULL && dl->sdl_family == AF_LINK, 276246095Sglebius ("%s: invalid dl\n", __func__)); 277246095Sglebius 278186121Skmacy ifp = ifnet_byindex(dl->sdl_index); 279186121Skmacy if (ifp == NULL) { 280186121Skmacy log(LOG_INFO, "%s: invalid ifp (sdl_index %d)\n", 281186121Skmacy __func__, dl->sdl_index); 282186121Skmacy return EINVAL; 283186121Skmacy } 284186121Skmacy 285186121Skmacy switch (rtm->rtm_type) { 286186121Skmacy case RTM_ADD: 287246143Sglebius if (rtm->rtm_flags & RTF_ANNOUNCE) 288186121Skmacy flags |= LLE_PUB; 289186121Skmacy flags |= LLE_CREATE; 290186121Skmacy break; 291186121Skmacy 292186121Skmacy case RTM_DELETE: 293186121Skmacy flags |= LLE_DELETE; 294186121Skmacy break; 295186121Skmacy 296186121Skmacy case RTM_CHANGE: 297186121Skmacy break; 298186121Skmacy 299186121Skmacy default: 300186121Skmacy return EINVAL; /* XXX not implemented yet */ 301186121Skmacy } 302186121Skmacy 303186121Skmacy /* XXX linked list may be too expensive */ 304196535Srwatson LLTABLE_RLOCK(); 305197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 306186121Skmacy if (llt->llt_af == dst->sa_family && 307186121Skmacy llt->llt_ifp == ifp) 308186121Skmacy break; 309186121Skmacy } 310196535Srwatson LLTABLE_RUNLOCK(); 311186121Skmacy KASSERT(llt != NULL, ("Yep, ugly hacks are bad\n")); 312186121Skmacy 313210383Sjkim if (flags & LLE_CREATE) 314186121Skmacy flags |= LLE_EXCLUSIVE; 315238967Sglebius 316186121Skmacy IF_AFDATA_LOCK(ifp); 317186121Skmacy lle = lla_lookup(llt, flags, dst); 318186121Skmacy IF_AFDATA_UNLOCK(ifp); 319186121Skmacy if (LLE_IS_VALID(lle)) { 320186121Skmacy if (flags & LLE_CREATE) { 321186121Skmacy /* 322186121Skmacy * If we delay the delete, then a subsequent 323186121Skmacy * "arp add" should look up this entry, reset the 324186121Skmacy * LLE_DELETED flag, and reset the expiration timer 325186121Skmacy */ 326186121Skmacy bcopy(LLADDR(dl), &lle->ll_addr, ifp->if_addrlen); 327246143Sglebius lle->la_flags |= (flags & LLE_PUB); 328186121Skmacy lle->la_flags |= LLE_VALID; 329186121Skmacy lle->la_flags &= ~LLE_DELETED; 330186121Skmacy#ifdef INET6 331186121Skmacy /* 332186121Skmacy * ND6 333186121Skmacy */ 334186121Skmacy if (dst->sa_family == AF_INET6) 335186121Skmacy lle->ln_state = ND6_LLINFO_REACHABLE; 336186121Skmacy#endif 337186121Skmacy /* 338186121Skmacy * NB: arp and ndp always set (RTF_STATIC | RTF_HOST) 339186121Skmacy */ 340186121Skmacy 341186121Skmacy if (rtm->rtm_rmx.rmx_expire == 0) { 342186121Skmacy lle->la_flags |= LLE_STATIC; 343186121Skmacy lle->la_expire = 0; 344186121Skmacy } else 345186121Skmacy lle->la_expire = rtm->rtm_rmx.rmx_expire; 346186121Skmacy laflags = lle->la_flags; 347186121Skmacy LLE_WUNLOCK(lle); 348186121Skmacy#ifdef INET 349246143Sglebius /* gratuitous ARP */ 350246143Sglebius if ((laflags & LLE_PUB) && dst->sa_family == AF_INET) 351238945Sglebius arprequest(ifp, 352186121Skmacy &((struct sockaddr_in *)dst)->sin_addr, 353186121Skmacy &((struct sockaddr_in *)dst)->sin_addr, 354246143Sglebius (u_char *)LLADDR(dl)); 355186121Skmacy#endif 356186121Skmacy } else { 357186121Skmacy if (flags & LLE_EXCLUSIVE) 358186121Skmacy LLE_WUNLOCK(lle); 359186121Skmacy else 360186121Skmacy LLE_RUNLOCK(lle); 361186121Skmacy } 362186121Skmacy } else if ((lle == NULL) && (flags & LLE_DELETE)) 363186121Skmacy error = EINVAL; 364186121Skmacy 365186121Skmacy 366186121Skmacy return (error); 367186121Skmacy} 368197286Szec 369205276Sbz#ifdef DDB 370205276Sbzstruct llentry_sa { 371205276Sbz struct llentry base; 372205276Sbz struct sockaddr l3_addr; 373205276Sbz}; 374205276Sbz 375205276Sbzstatic void 376205276Sbzllatbl_lle_show(struct llentry_sa *la) 377205276Sbz{ 378205276Sbz struct llentry *lle; 379205276Sbz uint8_t octet[6]; 380205276Sbz 381205276Sbz lle = &la->base; 382205276Sbz db_printf("lle=%p\n", lle); 383205276Sbz db_printf(" lle_next=%p\n", lle->lle_next.le_next); 384205276Sbz db_printf(" lle_lock=%p\n", &lle->lle_lock); 385205276Sbz db_printf(" lle_tbl=%p\n", lle->lle_tbl); 386205276Sbz db_printf(" lle_head=%p\n", lle->lle_head); 387205276Sbz db_printf(" la_hold=%p\n", lle->la_hold); 388215207Sgnn db_printf(" la_numheld=%d\n", lle->la_numheld); 389205276Sbz db_printf(" la_expire=%ju\n", (uintmax_t)lle->la_expire); 390205276Sbz db_printf(" la_flags=0x%04x\n", lle->la_flags); 391205276Sbz db_printf(" la_asked=%u\n", lle->la_asked); 392205276Sbz db_printf(" la_preempt=%u\n", lle->la_preempt); 393205276Sbz db_printf(" ln_byhint=%u\n", lle->ln_byhint); 394205276Sbz db_printf(" ln_state=%d\n", lle->ln_state); 395205276Sbz db_printf(" ln_router=%u\n", lle->ln_router); 396205276Sbz db_printf(" ln_ntick=%ju\n", (uintmax_t)lle->ln_ntick); 397205276Sbz db_printf(" lle_refcnt=%d\n", lle->lle_refcnt); 398205276Sbz bcopy(&lle->ll_addr.mac16, octet, sizeof(octet)); 399205276Sbz db_printf(" ll_addr=%02x:%02x:%02x:%02x:%02x:%02x\n", 400205276Sbz octet[0], octet[1], octet[2], octet[3], octet[4], octet[5]); 401205276Sbz db_printf(" la_timer=%p\n", &lle->la_timer); 402205276Sbz 403205276Sbz switch (la->l3_addr.sa_family) { 404205276Sbz#ifdef INET 405205276Sbz case AF_INET: 406205276Sbz { 407205276Sbz struct sockaddr_in *sin; 408205276Sbz char l3s[INET_ADDRSTRLEN]; 409205276Sbz 410205276Sbz sin = (struct sockaddr_in *)&la->l3_addr; 411205276Sbz inet_ntoa_r(sin->sin_addr, l3s); 412238967Sglebius db_printf(" l3_addr=%s\n", l3s); 413205276Sbz break; 414205276Sbz } 415205276Sbz#endif 416205276Sbz#ifdef INET6 417205276Sbz case AF_INET6: 418205276Sbz { 419205276Sbz struct sockaddr_in6 *sin6; 420205276Sbz char l3s[INET6_ADDRSTRLEN]; 421205276Sbz 422205276Sbz sin6 = (struct sockaddr_in6 *)&la->l3_addr; 423205276Sbz ip6_sprintf(l3s, &sin6->sin6_addr); 424238967Sglebius db_printf(" l3_addr=%s\n", l3s); 425205276Sbz break; 426205276Sbz } 427205276Sbz#endif 428205276Sbz default: 429205276Sbz db_printf(" l3_addr=N/A (af=%d)\n", la->l3_addr.sa_family); 430205276Sbz break; 431205276Sbz } 432205276Sbz} 433205276Sbz 434205276SbzDB_SHOW_COMMAND(llentry, db_show_llentry) 435205276Sbz{ 436205276Sbz 437205276Sbz if (!have_addr) { 438205276Sbz db_printf("usage: show llentry <struct llentry *>\n"); 439205276Sbz return; 440205276Sbz } 441205276Sbz 442205276Sbz llatbl_lle_show((struct llentry_sa *)addr); 443205276Sbz} 444205276Sbz 445205276Sbzstatic void 446205276Sbzllatbl_llt_show(struct lltable *llt) 447205276Sbz{ 448205276Sbz int i; 449205276Sbz struct llentry *lle; 450205276Sbz 451205276Sbz db_printf("llt=%p llt_af=%d llt_ifp=%p\n", 452205276Sbz llt, llt->llt_af, llt->llt_ifp); 453205276Sbz 454205276Sbz for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) { 455205276Sbz LIST_FOREACH(lle, &llt->lle_head[i], lle_next) { 456205276Sbz 457205276Sbz llatbl_lle_show((struct llentry_sa *)lle); 458205276Sbz if (db_pager_quit) 459205276Sbz return; 460205276Sbz } 461205276Sbz } 462205276Sbz} 463205276Sbz 464205276SbzDB_SHOW_COMMAND(lltable, db_show_lltable) 465205276Sbz{ 466205276Sbz 467205276Sbz if (!have_addr) { 468205276Sbz db_printf("usage: show lltable <struct lltable *>\n"); 469205276Sbz return; 470205276Sbz } 471205276Sbz 472205276Sbz llatbl_llt_show((struct lltable *)addr); 473205276Sbz} 474205276Sbz 475205276SbzDB_SHOW_ALL_COMMAND(lltables, db_show_all_lltables) 476205276Sbz{ 477205276Sbz VNET_ITERATOR_DECL(vnet_iter); 478205276Sbz struct lltable *llt; 479205276Sbz 480205276Sbz VNET_FOREACH(vnet_iter) { 481205276Sbz CURVNET_SET_QUIET(vnet_iter); 482205276Sbz#ifdef VIMAGE 483205276Sbz db_printf("vnet=%p\n", curvnet); 484205276Sbz#endif 485205276Sbz SLIST_FOREACH(llt, &V_lltables, llt_link) { 486205276Sbz db_printf("llt=%p llt_af=%d llt_ifp=%p(%s)\n", 487205276Sbz llt, llt->llt_af, llt->llt_ifp, 488205276Sbz (llt->llt_ifp != NULL) ? 489205276Sbz llt->llt_ifp->if_xname : "?"); 490205276Sbz if (have_addr && addr != 0) /* verbose */ 491205276Sbz llatbl_llt_show(llt); 492205276Sbz if (db_pager_quit) { 493205276Sbz CURVNET_RESTORE(); 494205276Sbz return; 495205276Sbz } 496205276Sbz } 497205276Sbz CURVNET_RESTORE(); 498205276Sbz } 499205276Sbz} 500205276Sbz#endif 501